Off-the-Clock Work Laws by State

Where state law goes broader than the federal Portal-to-Portal Act — hover any state for the test.

Off-the-clock work usually starts as a few minutes that no one records.

For a small employer, the risk is not only one employee answering a message after hours or locking up after clock-out. The risk is the same pattern repeating across workers, pay periods, and states until the missing minutes become back pay, overtime, penalties, and bad records.

Federal law gives employers some limits. The Portal-to-Portal Act excludes ordinary commuting and many preliminary or postliminary activities. But the time still has to be paid when the employer knew or should have known the work was happening, or when the activity is integral and indispensable to the job.

State law can be stricter. California is the clearest example: Apple settled a bag-check class action for about $30 million even though a similar security-screening theory failed under federal law in Integrity Staffing v. Busk. Pennsylvania also treats some security-screening time more broadly than federal law after Heimbach v. Amazon.

This guide is for employers deciding what time to capture: pre-shift setup, post-shift cleanup, gear changes, security checks, system logins, interrupted breaks, travel during the workday, and after-hours messages from non-exempt employees.

Quick reference

• Federal floor (Portal-to-Portal Act, 29 USC §254): ordinary commute excluded; preliminary and postliminary activities excluded UNLESS "integral and indispensable" to the principal activity. Security screenings, bag checks, and mandatory post-shift activities typically NOT compensable under federal law.
• California — broader than FLSA: "Subject to the control of an employer" test under IWC Wage Orders. Security checks, bag inspections, mandatory employer-provided transit, and pre/post-shift required activities ARE compensable. California also REJECTS the federal de minimis doctrine (Troester v. Starbucks).
• Donning and doffing protective gear: Compensable at federal level when integral to the principal activity (IBP v. Alvarez, 2005). Required at most industrial workplaces (meat processing, chemical handling, healthcare).
• After-hours email / messaging on personal device: Compensable when more than de minimis and employer knew or should have known. Growing class-action area for remote-first companies.
• The Mt. Clemens rule: When employer recordkeeping is inadequate, employee burden of proof is "just and reasonable inference" — burden then shifts to employer to prove actual hours.

The 5 Most Expensive Off-the-Clock Mistakes

Before the rule tables, these are the patterns that actually drive wage claims.

1. Mandatory security or bag checks in California. One of the biggest California off-the-clock categories after Frlekin v. Apple (2020). Apple settled for about $30M; other retailers have faced parallel California claims even though Integrity Staffing v. Busk protects many security-screening practices under federal law. The federal-state divergence is real: the same policy may be compliant in Texas and a class action in California.

   Cited cases

   • Integrity Staffing Solutions, Inc. v. Busk, 574 U.S. 27 (2014)
     US Supreme Court

2. Closing tasks after clock-out (the Troester pattern). Starbucks shift supervisors performed transmitting daily sales data, locking the store, and similar closing tasks for 4-10 minutes after clocking out — daily. The California Supreme Court in Troester v. Starbucks (2018) rejected the de minimis doctrine for California state-law claims; the few-minutes-daily pattern was fully compensable. Any retail, food service, or similar employer with consistent post-clock-out closing activities has the same exposure.

3. Donning/doffing protective gear without proper time capture. The Supreme Court held in IBP v. Alvarez (2005) that donning/doffing protective gear at industrial workplaces IS compensable, and Tyson Foods v. Bouaphakeo (2016) confirmed that representative evidence can establish class-wide damages when employer records are deficient. Manufacturing, food processing, healthcare, and chemical-handling workplaces all face exposure if they don't capture this time.

   Cited cases

   • IBP, Inc. v. Alvarez, 546 U.S. 21 (2005)
     US Supreme Court
   • Tyson Foods, Inc. v. Bouaphakeo, 577 U.S. 442 (2016)
     US Supreme Court — ~$5.8M total recovery (jury verdict + FLSA liquidated damages)

4. Treating "no off-the-clock work" policies as a legal defense. A handbook policy prohibiting off-the-clock work doesn't protect the employer if employees actually work off the clock and the employer knew or should have known. Federal courts consistently hold that constructive knowledge — receiving 9pm emails, time records showing pre-clock-in patterns, supervisors witnessing the work — defeats the policy defense. The remedy is actual enforcement, not policy language.

5. After-hours email and messaging for remote workers. Non-exempt employees who answer email, Slack, or Teams messages after clocking out may be owed time when the employer knew or should have known the work was happening. The "always-on" culture for salaried-but-non-exempt employees can create accumulated exposure across the workforce — see our salaried non-exempt employees guide for how the salary form interacts with the off-the-clock obligation. This is especially risky in California (no de minimis for regular off-the-clock work) and New York (broad "hours worked" definition).

Federal Baseline: The Portal-to-Portal Act

The Fair Labor Standards Act's compensable-time framework was significantly narrowed by the Portal-to-Portal Act of 1947 (29 USC §254). The statute excludes two categories from compensable hours worked:

1. Ordinary commuting — walking, riding, or traveling to and from the actual place of performance of the principal activity.
2. Preliminary and postliminary activities — activities before the principal work begins, and after it ends.

The critical exception: an activity is compensable if it's integral and indispensable to the principal activity. The Supreme Court has interpreted this test narrowly — many pre/post-shift activities that feel like work (security checks, waiting in line, walking through gates) are excluded under federal law.

The "Integral and Indispensable" test

The Supreme Court's test from Integrity Staffing v. Busk:

"An activity is integral and indispensable to the principal activities that an employee is employed to perform if it is an intrinsic element of those activities and one with which the employee cannot dispense if he is to perform his principal activities."

Translated: would the principal work fail or be impossible without this activity? If yes, compensable. If the work could be done without the activity (even if the employer requires it), not compensable under federal law.

How the test applies in practice

• Donning protective gear at a meat plant → compensable. The plant requires the gear for safety and sanitation; the principal activity (meat processing) can't be done without it. IBP v. Alvarez, 546 U.S. 21 (2005).
• Post-shift security screenings at an Amazon warehouse → NOT compensable under federal law. The warehouse fulfillment work could be performed without the screening; the screening protects against theft but isn't integral to the work itself. Integrity Staffing v. Busk, 574 U.S. 27 (2014).
• Pre-shift setup of machines or registers → typically compensable. The principal activity (operating the machine, running the register) requires the setup.
• Walking from gear-donning area to production floor → compensable as part of the "continuous workday" once the first compensable activity (donning) has occurred. IBP v. Alvarez.

California — Broader Than FLSA

California's Industrial Welfare Commission (IWC) Wage Orders define "hours worked" much more broadly than the FLSA. The California Supreme Court has consistently rejected federal limitations that would exclude time under federal law, producing some of the largest off-the-clock settlements in the country.

The California "control" test

Under California IWC Wage Orders, compensable time includes any period when the employee is "subject to the control of an employer" — much broader than the federal "integral and indispensable" standard. The test focuses on whether the employee is free to use the time as they choose, not whether the activity is part of the principal work.

Frlekin v. Apple, 8 Cal.5th 1038 (2020)

Apple retail employees were subject to mandatory bag checks on exit from stores. The 9th Circuit certified the question to the California Supreme Court because state law might differ from Integrity Staffing. The court's answer:

Bag-check time IS compensable as "hours worked" under California IWC Wage Order 7. The employees were "subject to the control" of Apple during the screening — they couldn't leave the store, couldn't decline, and couldn't use the time as they chose. Whether the bag check was "integral and indispensable" to retail sales was irrelevant under California law.

Apple settled the subsequent class action for approximately $30 million (N.D. Cal. Case No. C 13-03451 WHA, final approval Aug. 12, 2022). Parallel actions against other retailers in California have produced similar exposures.

Morillion v. Royal Packing Co., 22 Cal.4th 575 (2000)

Agricultural workers required to ride employer-provided buses from a central pickup point to remote fields. Federal Portal-to-Portal Act would have excluded the bus time as ordinary commute. The California Supreme Court rejected that limitation: the workers were "subject to the control" of the employer (couldn't decline, couldn't go elsewhere) — so the time was compensable.

Practical effect: any California employer that requires employees to ride employer-provided transit (shift buses, work-site shuttles, mandatory carpools) owes time for the ride.

Troester v. Starbucks Corp., 5 Cal.5th 829 (2018)

Starbucks shift supervisors performed closing tasks — transmitting daily sales data, locking the store, walking employees to their cars — for 4-10 minutes after clocking out, daily. Over 17 months, this totaled approximately $100 in unpaid wages per supervisor. Starbucks invoked the federal de minimis doctrine: small amounts of time below a threshold could be unpaid as a practical matter.

The California Supreme Court rejected the de minimis doctrine for California claims:

"An employer that requires its employees to work minutes off the clock on a regular basis or as a regular feature of the job may not evade the obligation to compensate the employee for that time by invoking the de minimis doctrine."

Practical effect: California requires capture of every minute. Several-minutes-daily off-the-clock work — closing tasks, opening tasks, bag checks, system logins — routinely produces class actions in California. Troester's no-de-minimis rule is also the doctrinal predicate for Camp v. Home Depot's rejection of time-clock rounding when exact-time data exists — see our time clock rounding rules guide for the rounding-side treatment and the pending California Supreme Court review.

Things California employers consistently miss

• Post-clock-out closing tasks. The classic Troester pattern. Any required activity after the employee clocks out — finalizing a sale, locking up, transmitting end-of-day data — is compensable. The employer's clock-out doesn't end the workday; the workday ends when the work ends.
• Pre-clock-in software logins. Required system logins (POS terminal, messaging app, time-tracking system) before the employee clocks in are part of the principal workday. California labor commissioner has issued opinion letters specifically on this.
• Bag checks, regardless of duration. Frlekin applies even to brief bag inspections. The compensability turns on the "control" element, not the time spent.
• Required employer-provided transit. Per Morillion, mandatory buses, vans, or carpools to remote work sites are compensable. Voluntary employer transit (rideshare credits, optional shuttle) is generally not.

Other State Laws Beyond Federal

California is the strictest, but it's not the only state with hours-worked rules that go beyond the FLSA. The table below covers the states where off-the-clock litigation has the highest exposure due to broader state-law definitions or specific statutory protections.

State	How it differs from federal	Notable detail
California	"Subject to control" test under IWC Wage Orders; no de minimis doctrine	See deep dive above. Frlekin, Morillion, Troester.
New York	NYLL §663 + NYCRR Title 12 — "hours worked" includes all time "required to be available for work"	Similar to California for on-call time, donning/doffing, mandatory pre-shift activities. Lower courts split on de minimis.
Massachusetts	MGL c.151 §1A definition tracks federal broadly, but penalty multipliers are automatic (treble damages under MGL c.149 §150)	Practical effect: off-the-clock claims in MA carry mandatory 3× back-pay even for good-faith mistakes.
Oregon	ORS 653.010 — "hours worked" defined to include time "principally for the benefit of the employer"	BOLI has aggressively pursued post-clock-out work in food service and retail.
Washington State	WAC 296-126-002 — hours worked includes "all time during which an employee is authorized or required to be on duty"	Broader than FLSA for on-call and pre-shift activities. Healthcare-specific rules (HB 1155) add hospital-sector exposure.
Colorado	CDLE COMPS Order Rule 1.9 — hours worked includes "all time during which an employee is performing labor or services for the benefit of an employer"	2020 revision explicitly captured pre/post-shift required activities.
Illinois	IL Minimum Wage Law tracks federal; ODRISA adds break-specific recordkeeping	Class certification has been easier than FLSA average due to Illinois Wage Payment and Collection Act amendments (2024).
Alaska	AS 23.10.060 — generally tracks federal but with broader interpretation	State DOL has followed Frlekin-style reasoning in administrative decisions.
Maine, Maryland, Minnesota	State law generally tracks federal Portal-to-Portal Act	No state-specific carve-outs that materially expand hours-worked. Federal floor applies.
Most other states	Follow federal Portal-to-Portal Act	The federal "integral and indispensable" test controls. Security checks and most pre/post-shift activities NOT compensable.

Industry-Specific Patterns

Off-the-clock litigation is concentrated in a handful of industries where the pre/post-shift work patterns are systematic. Each industry has its own leading case and its own characteristic exposure.

Retail and Food Service — bag checks + closing tasks

The Frlekin + Troester domain. Mandatory bag checks on exit, security screenings, post-clock-out closing tasks (locking up, transmitting daily totals), pre-clock-in opening tasks (counting drawers, system logins) all converge here. Apple's approximately $30M settlement is the largest single off-the-clock-bag-check settlement in the country; parallel actions against Walmart, Target, Best Buy, Tiffany, Nike, and Converse have produced similar California-specific exposures despite the federal Integrity Staffing ruling.

Practical implication: retail and food-service employers in California need either to eliminate bag checks entirely or to pay for the time. Outside California, federal law typically protects these activities, but stay-tuned: states are tightening.

Warehouse and Logistics — security screenings

The Integrity Staffing facts — Amazon warehouse workers waiting up to 25 minutes for post-shift security screenings. The Supreme Court's unanimous ruling that this time was NOT compensable under federal law was a major victory for the warehouse industry. California (and increasingly other broad-hours-worked states) explicitly reject this outcome.

The exposure pattern: a national warehouse operator with a uniform security-screening policy faces no federal exposure, but every California-located warehouse is a class-action risk. Amazon, FedEx, UPS, and many fulfillment-center operators have either eliminated screenings in California or paid for them since 2020.

Manufacturing — donning and doffing

The IBP v. Alvarez and Tyson Foods v. Bouaphakeo domain. Required pre-shift donning of protective gear at meat-processing, chemical-handling, and pharmaceutical-manufacturing plants is compensable federally. The continuous-workday rule means the time between first donning and last doffing — including walking between stations — is all compensable.

Practical implication: manufacturers must capture donning/doffing time either via an early clock-in (employee badges in before the locker room) or via an explicit time-on-task entry. Tyson's ~$5.8M class recovery (jury verdict doubled under FLSA liquidated damages) is the canonical example of what happens when records are inadequate.

Healthcare — PPE, on-call, and meal-break interruptions

Multiple off-the-clock vectors converge in healthcare. PPE donning/doffing for clinical staff (compensable under IBP v. Alvarez logic), restrictive on-call requirements (compensable when "engaged to wait"), meal-period interruptions for patient care (the entire break becomes compensable; see our meal and rest break laws guide), and post-shift charting are all common patterns. Washington State's HB 1155 adds specific civil penalties for hospital break and time violations.

Practical implication: hospitals and large medical systems have some of the highest off-the-clock per-employee exposure of any industry. Industry-specific time-tracking with PPE-aware clock-in flows is the defensive posture.

Remote and Hybrid Tech — after-hours messaging

Non-exempt remote and hybrid employees who respond to email, Slack, Teams, and similar messaging tools after clocking out may be creating paid work time. The key federal question is whether the employer knew or should have known the work was happening; the practical risk is that visible after-hours messages make that hard to deny.

Practical implication: remote-first companies with non-exempt employees need messaging-tool integration with their time-tracking system, or explicit policies with technical enforcement (system access controls outside work hours, after-hours messaging blockers). Soft policies don't survive an audit.

What's NOT Off-the-Clock Work

Several common activities feel like work but aren't compensable under federal law (and usually not under state law either). Knowing the boundary is as important as knowing the rule.

• Ordinary commute — home to first work site, last work site to home. Excluded by the Portal-to-Portal Act and consistent across all states (with limited California exceptions for mandatory employer-provided transit per Morillion).
• Truly voluntary lunch breaks where employees are completely relieved of duty — eating in the break room with no work expectation, no requirement to respond to anything. The moment work intrudes, the rule flips — see our meal and rest break laws guide.
• Travel time between home and an out-of-town work site outside normal work hours (when the employee is a passenger, not driving) — generally NOT compensable federally. Courts split.
• Voluntary attendance at after-hours training that's NOT job-related and where no productive work is done. All four prongs of the §785.27 test must be met for the training to be unpaid.
• Time the employee chooses to spend at the workplace outside their shift for personal reasons (chatting with coworkers, using the gym, eating lunch on their own time) — not compensable as long as it's truly voluntary and the employee is relieved of duty.
• Putting on ordinary uniforms (company-logo shirt, dress code clothing) that doesn't require special procedures or specialized gear — generally not compensable. The distinction from compensable donning is whether the gear is protective/specialized.

The line in every case: is the employee "subject to the control of an employer" (CA test) or performing an activity "integral and indispensable" to the principal work (federal test)? If yes, compensable. If the employee is truly free to use the time as they choose, not compensable.

Common Off-the-Clock Patterns

Donning and Doffing

Pre-shift donning of required protective gear is compensable under federal law when integral to the principal activity (IBP v. Alvarez). The donning-to-doffing period is the "continuous workday" — including walking between gear-station and production floor.

Common workplaces affected:

• Meat and food processing plants (the Tyson Foods facts)
• Chemical and pharmaceutical manufacturing
• Healthcare (PPE for clinical staff)
• Mining and construction (PPE at hazardous sites)
• Sterile manufacturing (semiconductor cleanrooms)

Distinction: ordinary uniforms that don't require special procedures (putting on a company-logo shirt) generally aren't compensable. The gear must be required AND protective/specialized.

Training Time — the four-prong test

Per 29 CFR §785.27, training is NOT compensable only if ALL FOUR of the following are met:

1. Attendance is outside the employee's regular working hours,
2. Attendance is voluntary,
3. The training is not directly related to the employee's job, AND
4. The employee performs no productive work during the training.

All four are conjunctive. Fail any one and the training time is compensable. In practice, almost all employer-sponsored training is compensable because it's either during regular hours, expected, OR job-related.

Travel Time

See our travel time pay rules guide for the detailed §785.33–.41 framework, the 1996 ECFA written-agreement safe harbor, Morillion + Overton + Villarino (Dec 2025), and worked examples for the regular-rate trap. Quick summary:

• Ordinary commute (home → first work site) → NOT compensable, even in California (with limited exceptions).
• Travel between work sites during the workday → compensable.
• Out-of-town travel during work hours → compensable even as a passenger.
• Mandatory employer-provided transit → compensable in California (Morillion); generally NOT under federal law.

After-Hours Email and Messaging

Non-exempt employees responding to email, Slack, Teams, or text messages after clocking out may be owed time worked when the employer knew or should have known. In California, regular after-hours work is especially risky because the state does not apply the federal de minimis doctrine to regular state-law off-the-clock claims.

The patterns that produce exposure:

• Salaried-but-non-exempt employees on always-on messaging tools
• Customer-service workers responding to after-hours tickets
• Healthcare workers fielding patient calls after clock-out
• Remote employees with overlapping time zones expected to be reachable
• Hybrid workers expected to monitor email between meetings outside work hours

California (no de minimis) and New York (broad "hours worked") are the highest-exposure states. Federal courts in other circuits typically apply a ~10-min/day threshold but are tightening it.

On-Call Time

See our on-call pay rules guide for the detailed §785.16–§785.22 framework, the Skidmore v. Swift totality test, the Mendiola v. CPS Security Solutions California rule, and worked examples for the regular-rate trap. Quick summary: "engaged to wait" (restricted on-call) is compensable; "waiting to be engaged" (permissive on-call) is not. The test weighs the totality of restrictions: on-premises requirement, response time, ability to engage in personal activities, geographic limits.

The De Minimis Doctrine and Its Limits

Federal law (29 CFR §785.47) allows some tiny, irregular periods to be disregarded when recording them is not practical. Federal courts often discuss this through the Lindow factors:

• How difficult it is to record the extra time.
• How much unpaid time exists in total.
• Whether the work happens regularly.

That doctrine has been significantly narrowed in recent years:

• California: Doctrine rejected for regular state-law off-the-clock claims. Troester v. Starbucks, 2018. Regular minutes count.
• 9th Circuit federal claims: The federal doctrine still exists, but regularity and the ability to record the time make the defense harder to use.
• Other circuits: Split. Some apply the 10-minute rule; others apply a more granular "reasonable accounting" standard.

Practical advice: capture the time. Relying on de minimis is a defense of last resort, especially when the work happens repeatedly.

The Mt. Clemens Burden-Shifting Rule

Anderson v. Mt. Clemens Pottery Co., 328 U.S. 680 (1946) — the Supreme Court decision that quietly drives every off-the-clock class action 80 years later. The case held that when an employer fails to keep adequate time records, employees do not have to prove their unpaid hours with mathematical certainty. They can carry the burden by showing "just and reasonable inference" of unpaid hours. The burden then shifts to the employer to prove actual hours worked.

Why this matters in practice: most off-the-clock work happens precisely BECAUSE the time isn't being recorded. The employer's records show the clock-in/clock-out punches; they don't show the pre-shift donning, the post-shift closing tasks, the after-hours email sent from a personal phone. Without the Mt. Clemens rule, an employee would face an impossible evidence problem — they can't prove what the employer didn't measure.

Tyson Foods v. Bouaphakeo, 577 U.S. 442 (2016), extended this protection to class actions: representative evidence (the average donning time across the workforce × affected employees) is admissible at class certification when individualized proof would be impractical due to the employer's recordkeeping failure. The result is that poor recordkeeping turns individual off-the-clock claims into class actions — the worst-case liability scenario.

The defensive posture: good time records eliminate the Mt. Clemens burden shift. Records that show all hours worked — including pre/post-shift required activities, breaks taken, exception capture for missed breaks, and after-hours messaging — flip the evidentiary equation. The employer can now affirmatively show the time and the burden stays on the employee to prove specific unpaid claims. The single highest-leverage defense against off-the-clock litigation is good records — starting from a §516.2-grounded printable template when no electronic system is in place. See our recordkeeping requirements guide for the §516 retention windows. The same Mt. Clemens mechanism cuts the other way when employers discover buddy punching — the records show hours that weren't actually worked, and the employer's "the records are unreliable" argument hurts the recovery posture instead of helping it.

Multi-State and Remote Workers

Off-the-clock liability follows the employee's work location, not the employer's HQ. Same rule as overtime, breaks, sick leave, and vacation. For remote-first companies, this is among the highest-risk compliance areas because the "always-on" messaging culture produces accumulated off-the-clock exposure that the home-state analysis would miss.

• A Texas company with a remote employee in California → California's "control" test applies, plus Troester no-de-minimis rule. Every minute of pre/post-shift system login, after-hours messaging, and required activities is compensable.
• A Florida company with a remote employee in New York → NYLL §663 + broad NYCRR definition of "hours worked" applies. Similar to California in scope.
• A multi-state remote workforce → each employee subject to their work-location state's rules. The HQ-state policy may be compliant in some states and exposure-creating in others.

The strict-everywhere defense: capture all time worked, regardless of state. A California-baseline policy (all minutes captured, no de minimis, integration with messaging tools to flag after-hours work) satisfies every state's requirement.

Recent Changes (2024–2026)

Off-the-clock developments through 2024 are mostly enforcement trends and DOL guidance rather than discrete dated events — each item below anchors to its strongest dated artifact (settlement year, FOH update, etc.) so readers see the shape of the trend.

• Ongoing (post-2018) — Troester changed the California posture. Regular closing tasks, opening tasks, and other small amounts of unpaid work cannot be dismissed simply because each instance is short.
• Post-Frlekin — bag-check claims expanded beyond Apple. Retailers with security or bag-check practices in California have faced state-law exposure even though Integrity Staffing protects many similar screenings under federal law.
• 2020 and 2023 — DOL telework guidance anchors the remote-work rule. FAB 2020-5 explains the reasonable-diligence framework for tracking telework hours, and FAB 2023-1 applies FLSA hours-worked rules to telework. The practical rule is unchanged: pay for work you know about, give employees a reasonable way to report unscheduled work, and do not ignore after-hours work patterns managers can see.
• Post-pandemic, accelerating — remote work is producing the next generation of off-the-clock claims. After-hours email checking, always-on messaging tool expectations, pre-shift logins to company-required software — these patterns are driving new class actions, especially in California and New York.

Frequently Asked Questions

If You Discover You've Been Doing This Wrong

Off-the-clock audits often reveal accumulated exposure: post-clock-out closing tasks, pre-shift system logins, after-hours messaging, donning/doffing without time capture. The unwinding playbook:

1. Audit by employee work location. Pull time records for the full statute period (2 years federal, 3 if willful, 4 in California under unfair competition law). Identify all required pre/post-shift activities that aren't being captured. For California employees, every minute counts.

2. Fix the time-capture system. Time records must show all hours worked. Pre-shift activities (system logins, gear donning, security checks) need either an earlier clock-in OR explicit time-on-task tracking. Post-shift activities need a later clock-out OR exception capture (similar to break attestation).

3. Pay back wages voluntarily. Self-correcting before a claim is filed is admissible as evidence of good faith. Federal recoveries include back pay plus liquidated damages (effectively double); California adds the §203 waiting-time penalty + treble damages exposure. Voluntary payment can eliminate the multipliers.

4. Fix the "no off-the-clock" policy enforcement. A handbook policy doesn't protect the employer if employees actually work off the clock. Operational enforcement (supervisor checks, time-record audits, system access controls outside work hours) is what creates the legal defense.

5. Consult counsel for class-action exposure. Rough rule: more than 10 employees in California with consistent off-the-clock patterns, or any systematic pre/post-shift activity across the workforce, crosses into class-action territory. Tyson Foods representative-evidence rule + Mt. Clemens burden-shifting make class certification dramatically easier when employer records are deficient.

The Through-Line

Off-the-clock exposure has three failure modes: missing pre/post-shift required activities (donning gear, security checks, system logins), not capturing small amounts in California (the Troester trap), and after-hours messaging for remote non-exempt workers. Get all three right with good time records and the Mt. Clemens burden-shifting rule works in your favor. Get any one wrong, and the back-pay math compounds across years and employees until the exposure dwarfs the underlying convenience.

For multi-state employers, the highest-leverage move is the same as for overtime, breaks, sick leave, and vacation: standardize to the strictest applicable rule. California-baseline time capture (every minute, no de minimis, all required activities recorded) satisfies every other state's requirement. The marginal labor cost is small; the elimination of per-state policy complexity and the defensive posture against the Mt. Clemens burden shift are large.

Sources and Authorities

Federal

• Portal-to-Portal Act, 29 USC §254
• 29 CFR §785.7 — Workday and workweek
• 29 CFR §785.16 — Waiting time
• 29 CFR §785.27 — Training time
• 29 CFR §785.47 — De minimis doctrine
• DOL Fact Sheet #22: Hours Worked Under the FLSA
• DOL FAB 2020-5 — Telework hours and reasonable diligence
• DOL FAB 2023-1 — Telework under the FLSA and FMLA

State

• California DIR — Hours Worked definition
• NY DOL — Labor Standards FAQ (hours worked)
• Oregon BOLI — Wage and Hour Laws
• Washington L&I — Workers' Rights (Wages)
• Colorado CDLE — Wage and Hour Law (COMPS Order)
• Illinois DOL — Fair Labor Standards Division
• Massachusetts AG — Wage and Hour Laws

Case law

• Anderson v. Mt. Clemens Pottery Co., 328 U.S. 680 (1946) — burden-shifting rule when employer recordkeeping is inadequate.
• IBP, Inc. v. Alvarez, 546 U.S. 21 (2005) — donning and doffing protective gear at meat-processing plant IS integral and indispensable.
• Integrity Staffing Solutions v. Busk, 574 U.S. 27 (2014) — post-shift security screenings at Amazon warehouse are NOT compensable under FLSA.
• Tyson Foods v. Bouaphakeo, 577 U.S. 442 (2016) — representative evidence admissible to establish class-wide damages.
• Frlekin v. Apple Inc., 8 Cal.5th 1038 (2020) — bag checks compensable in California under the IWC Wage Orders' "control" test. Apple settled the subsequent class action for approximately $30 million.
• Morillion v. Royal Packing Co., 22 Cal.4th 575 (2000) — employer-provided transit compensable in California.
• Troester v. Starbucks Corp., 5 Cal.5th 829 (2018) — California rejects federal de minimis doctrine.